Pull tty fixes from Greg KH:
"Here are three small tty_io bugfixes for reported issues that Eric has
resolved for 5.6-rc7
All of these have been in linux-next with no reported issues"
* tag 'tty-5.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
tty: fix compat TIOCGSERIAL checking wrong function ptr
tty: fix compat TIOCGSERIAL leaking uninitialized memory
tty: drop outdated comments about release_tty() locking